]> git.ipfire.org Git - u-boot.git/blame - include/configs/GEN860T.h
Rename CONFIG_SYS_INIT_RAM_END into CONFIG_SYS_INIT_RAM_SIZE
[u-boot.git] / include / configs / GEN860T.h
CommitLineData
5b1d7137
WD
1/*
2 * (C) Copyright 2000
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 * Keith Outwater, keith_outwater@mvis.com
5 *
6 * See file CREDITS for list of people who contributed to this
7 * project.
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
22 * MA 02111-1307 USA
23 */
24
25/*
26 * board/config_GEN860T.h - board specific configuration options
27 */
28
29#ifndef __CONFIG_GEN860T_H
30#define __CONFIG_H
31
32/*
33 * High Level Configuration Options
34 */
35#define CONFIG_MPC860
36#define CONFIG_GEN860T
37
2ae18241
WD
38#define CONFIG_SYS_TEXT_BASE 0x40000000
39
5b1d7137
WD
40/*
41 * Identify the board
42 */
7aa78614 43#if !defined(CONFIG_SC)
53677ef1 44#define CONFIG_IDENT_STRING " B2"
7aa78614 45#else
53677ef1 46#define CONFIG_IDENT_STRING " SC"
7aa78614 47#endif
5b1d7137
WD
48
49/*
50 * Don't depend on the RTC clock to determine clock frequency -
51 * the 860's internal rtc uses a 32.768 KHz clock which is
52 * generated by the DS1337 - and the DS1337 clock can be turned off.
53 */
7aa78614 54#if !defined(CONFIG_SC)
53677ef1 55#define CONFIG_8xx_GCLK_FREQ 66600000
7aa78614 56#else
53677ef1 57#define CONFIG_8xx_GCLK_FREQ 48000000
7aa78614 58#endif
5b1d7137
WD
59
60/*
61 * The RS-232 console port is on SMC1
62 */
63#define CONFIG_8xx_CONS_SMC1
53677ef1 64#define CONFIG_BAUDRATE 38400
5b1d7137
WD
65
66/*
67 * Set allowable console baud rates
68 */
6d0f6bcf 69#define CONFIG_SYS_BAUDRATE_TABLE { 9600, \
53677ef1
WD
70 19200, \
71 38400, \
72 57600, \
73 115200, \
74 }
5b1d7137
WD
75
76/*
77 * Print console information
78 */
6d0f6bcf 79#undef CONFIG_SYS_CONSOLE_INFO_QUIET
5b1d7137
WD
80
81/*
82 * Set the autoboot delay in seconds. A delay of -1 disables autoboot
83 */
84#define CONFIG_BOOTDELAY 5
85
86/*
87 * Pass the clock frequency to the Linux kernel in units of MHz
88 */
89#define CONFIG_CLOCKS_IN_MHZ
90
91#define CONFIG_PREBOOT \
92 "echo;echo"
93
94#undef CONFIG_BOOTARGS
95#define CONFIG_BOOTCOMMAND \
96 "bootp;" \
fe126d8b
WD
97 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
98 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
5b1d7137
WD
99 "bootm"
100
101/*
102 * Turn off echo for serial download by default. Allow baud rate to be changed
103 * for downloads
104 */
105#undef CONFIG_LOADS_ECHO
6d0f6bcf 106#define CONFIG_SYS_LOADS_BAUD_CHANGE
5b1d7137
WD
107
108/*
109 * Set default load address for tftp network downloads
110 */
6d0f6bcf 111#define CONFIG_SYS_TFTP_LOADADDR 0x01000000
5b1d7137
WD
112
113/*
114 * Turn off the watchdog timer
115 */
116#undef CONFIG_WATCHDOG
117
118/*
119 * Do not reboot if a panic occurs
120 */
121#define CONFIG_PANIC_HANG
122
123/*
124 * Enable the status LED
125 */
126#define CONFIG_STATUS_LED
127
128/*
129 * Reset address. We pick an address such that when an instruction
130 * is executed at that address, a machine check exception occurs
131 */
6d0f6bcf 132#define CONFIG_SYS_RESET_ADDRESS ((ulong) -1)
5b1d7137
WD
133
134/*
135 * BOOTP options
136 */
5d2ebe1b
JL
137#define CONFIG_BOOTP_SUBNETMASK
138#define CONFIG_BOOTP_GATEWAY
139#define CONFIG_BOOTP_HOSTNAME
140#define CONFIG_BOOTP_BOOTPATH
141#define CONFIG_BOOTP_BOOTFILESIZE
142
5b1d7137
WD
143
144/*
145 * The GEN860T network interface uses the on-chip 10/100 FEC with
146 * an Intel LXT971A PHY connected to the 860T's MII. The PHY's
147 * MII address is hardwired on the board to zero.
148 */
149#define CONFIG_FEC_ENET
6d0f6bcf 150#define CONFIG_SYS_DISCOVER_PHY
5b1d7137 151#define CONFIG_MII
0f3ba7e9 152#define CONFIG_MII_INIT 1
53677ef1 153#define CONFIG_PHY_ADDR 0
5b1d7137
WD
154
155/*
156 * Set default IP stuff just to get bootstrap entries into the
74de7aef 157 * environment so that we can source the full default environment.
5b1d7137
WD
158 */
159#define CONFIG_ETHADDR 9a:52:63:15:85:25
7aa78614 160#define CONFIG_SERVERIP 10.0.4.201
5b1d7137
WD
161#define CONFIG_IPADDR 10.0.4.111
162
163/*
164 * This board has a 32 kibibyte EEPROM (Atmel AT24C256) connected to
165 * the MPC860T I2C interface.
166 */
6d0f6bcf
JCPV
167#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
168#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 byte pages */
169#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 12 /* 10 mS w/ 20% margin */
170#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* need 16 bit address */
0e8d1586 171#define CONFIG_ENV_EEPROM_SIZE (32 * 1024)
5b1d7137 172
5b1d7137 173/*
7aa78614 174 * Enable I2C and select the hardware/software driver
5b1d7137 175 */
7aa78614 176#define CONFIG_HARD_I2C 1 /* CPM based I2C */
53677ef1 177#undef CONFIG_SOFT_I2C /* Bit-banged I2C */
7aa78614
WD
178
179#ifdef CONFIG_HARD_I2C
6d0f6bcf
JCPV
180#define CONFIG_SYS_I2C_SPEED 100000 /* clock speed in Hz */
181#define CONFIG_SYS_I2C_SLAVE 0xFE /* I2C slave address */
7aa78614
WD
182#endif
183
184#ifdef CONFIG_SOFT_I2C
5b1d7137 185#define PB_SCL 0x00000020 /* PB 26 */
53677ef1 186#define PB_SDA 0x00000010 /* PB 27 */
5b1d7137
WD
187#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
188#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
189#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
190#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
191#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
192 else immr->im_cpm.cp_pbdat &= ~PB_SDA
193#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
194 else immr->im_cpm.cp_pbdat &= ~PB_SCL
195#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
7aa78614 196#endif
5b1d7137
WD
197
198/*
199 * Allow environment overwrites by anyone
200 */
201#define CONFIG_ENV_OVERWRITE
202
7aa78614 203#if !defined(CONFIG_SC)
5b1d7137
WD
204/*
205 * The MPC860's internal RTC is horribly broken in rev D masks. Three
206 * internal MPC860T circuit nodes were inadvertently left floating; this
207 * causes KAPWR current in power down mode to be three orders of magnitude
208 * higher than specified in the datasheet (from 10 uA to 10 mA). No
209 * reasonable battery can keep that kind RTC running during powerdown for any
210 * length of time, so we use an external RTC on the I2C bus instead.
211 */
5b1d7137 212#define CONFIG_RTC_DS1337
6d0f6bcf 213#define CONFIG_SYS_I2C_RTC_ADDR 0x68
5b1d7137 214
7aa78614 215#else
5b1d7137 216/*
7aa78614 217 * No external RTC on SC variant, so we're stuck with the internal one.
5b1d7137 218 */
7aa78614
WD
219#define CONFIG_RTC_MPC8xx
220#endif
221
222/*
223 * Power On Self Test support
224 */
6d0f6bcf
JCPV
225#define CONFIG_POST ( CONFIG_SYS_POST_CACHE | \
226 CONFIG_SYS_POST_MEMORY | \
227 CONFIG_SYS_POST_CPU | \
228 CONFIG_SYS_POST_UART | \
229 CONFIG_SYS_POST_SPR )
7aa78614 230
60a0876b 231
5b1d7137 232/*
60a0876b
JL
233 * Command line configuration.
234 */
235#include <config_cmd_default.h>
236
237#define CONFIG_CMD_ASKENV
238#define CONFIG_CMD_DHCP
239#define CONFIG_CMD_I2C
240#define CONFIG_CMD_EEPROM
241#define CONFIG_CMD_REGINFO
242#define CONFIG_CMD_IMMAP
243#define CONFIG_CMD_ELF
244#define CONFIG_CMD_DATE
245#define CONFIG_CMD_FPGA
246#define CONFIG_CMD_MII
247#define CONFIG_CMD_BEDBUG
7aa78614 248
af075ee9 249#ifdef CONFIG_POST
cdd917a4 250#define CONFIG_CMD_DIAG
af075ee9 251#endif
60a0876b 252
5b1d7137
WD
253/*
254 * There is no IDE/PCMCIA hardware support on the board.
255 */
256#undef CONFIG_IDE_PCMCIA
257#undef CONFIG_IDE_LED
258#undef CONFIG_IDE_RESET
259
260/*
261 * Enable the call to misc_init_r() for miscellaneous platform
262 * dependent initialization.
263 */
264#define CONFIG_MISC_INIT_R
265
266/*
267 * Enable call to last_stage_init() so we can twiddle some LEDS :)
268 */
269#define CONFIG_LAST_STAGE_INIT
270
271/*
272 * Virtex2 FPGA configuration support
273 */
274#define CONFIG_FPGA_COUNT 1
0133502e
MF
275#define CONFIG_FPGA
276#define CONFIG_FPGA_XILINX
277#define CONFIG_FPGA_VIRTEX2
6d0f6bcf 278#define CONFIG_SYS_FPGA_PROG_FEEDBACK
5b1d7137 279
5b1d7137
WD
280/*
281 * Verbose help from command monitor.
282 */
6d0f6bcf 283#define CONFIG_SYS_LONGHELP
7aa78614 284#if !defined(CONFIG_SC)
6d0f6bcf 285#define CONFIG_SYS_PROMPT "B2> "
7aa78614 286#else
6d0f6bcf 287#define CONFIG_SYS_PROMPT "SC> "
7aa78614
WD
288#endif
289
5b1d7137
WD
290
291/*
292 * Use the "hush" command parser
293 */
6d0f6bcf
JCPV
294#define CONFIG_SYS_HUSH_PARSER
295#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
5b1d7137
WD
296
297/*
298 * Set buffer size for console I/O
299 */
60a0876b 300#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 301#define CONFIG_SYS_CBSIZE 1024
5b1d7137 302#else
6d0f6bcf 303#define CONFIG_SYS_CBSIZE 256
5b1d7137
WD
304#endif
305
306/*
307 * Print buffer size
308 */
6d0f6bcf 309#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
5b1d7137
WD
310
311/*
312 * Maximum number of arguments that a command can accept
313 */
6d0f6bcf 314#define CONFIG_SYS_MAXARGS 16
5b1d7137
WD
315
316/*
317 * Boot argument buffer size
318 */
6d0f6bcf 319#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
5b1d7137
WD
320
321/*
322 * Default memory test range
323 */
6d0f6bcf
JCPV
324#define CONFIG_SYS_MEMTEST_START 0x0100000
325#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + (128 * 1024))
5b1d7137
WD
326
327/*
328 * Select the more full-featured memory test
329 */
6d0f6bcf 330#define CONFIG_SYS_ALT_MEMTEST
5b1d7137
WD
331
332/*
333 * Default load address
334 */
6d0f6bcf 335#define CONFIG_SYS_LOAD_ADDR 0x01000000
5b1d7137
WD
336
337/*
338 * Set decrementer frequency (1 ms ticks)
339 */
6d0f6bcf 340#define CONFIG_SYS_HZ 1000
5b1d7137
WD
341
342/*
343 * Device memory map (after SDRAM remap to 0x0):
344 *
345 * CS Device Base Addr Size
346 * ----------------------------------------------------
347 * CS0* Flash 0x40000000 64 M
348 * CS1* SDRAM 0x00000000 16 M
349 * CS2* Disk-On-Chip 0x50000000 32 K
350 * CS3* FPGA 0x60000000 64 M
351 * CS4* SelectMap 0x70000000 32 K
352 * CS5* Mil-Std 1553 I/F 0x80000000 32 K
353 * CS6* Unused
354 * CS7* Unused
355 * IMMR 860T Registers 0xfff00000
356 */
357
358/*
359 * Base addresses and block sizes
360 */
6d0f6bcf 361#define CONFIG_SYS_IMMR 0xFF000000
5b1d7137
WD
362
363#define SDRAM_BASE 0x00000000
364#define SDRAM_SIZE (64 * 1024 * 1024)
365
366#define FLASH_BASE 0x40000000
367#define FLASH_SIZE (16 * 1024 * 1024)
368
369#define DOC_BASE 0x50000000
370#define DOC_SIZE (32 * 1024)
371
372#define FPGA_BASE 0x60000000
373#define FPGA_SIZE (64 * 1024 * 1024)
374
375#define SELECTMAP_BASE 0x70000000
376#define SELECTMAP_SIZE (32 * 1024)
377
378#define M1553_BASE 0x80000000
379#define M1553_SIZE (64 * 1024)
380
381/*
382 * Definitions for initial stack pointer and data area (in DPRAM)
383 */
6d0f6bcf 384#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
553f0982 385#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
6d0f6bcf 386#define CONFIG_SYS_INIT_DATA_SIZE 64 /* # bytes reserved for initial data*/
553f0982 387#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - CONFIG_SYS_INIT_DATA_SIZE)
6d0f6bcf 388#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
5b1d7137
WD
389
390/*
391 * Start addresses for the final memory configuration
392 * (Set up by the startup code)
6d0f6bcf 393 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
5b1d7137 394 */
6d0f6bcf 395#define CONFIG_SYS_SDRAM_BASE SDRAM_BASE
5b1d7137
WD
396
397/*
398 * FLASH organization
399 */
6d0f6bcf
JCPV
400#define CONFIG_SYS_FLASH_BASE FLASH_BASE
401#define CONFIG_SYS_FLASH_SIZE FLASH_SIZE
402#define CONFIG_SYS_FLASH_SECT_SIZE (128 * 1024)
403#define CONFIG_SYS_MAX_FLASH_BANKS 1
404#define CONFIG_SYS_MAX_FLASH_SECT 128
5b1d7137
WD
405
406/*
407 * The timeout values are for an entire chip and are in milliseconds.
408 * Yes I know that the write timeout is huge. Accroding to the
409 * datasheet a single byte takes 630 uS (round to 1 ms) max at worst
410 * case VCC and temp after 100K programming cycles. It works out
411 * to 280 minutes (might as well be forever).
412 */
6d0f6bcf
JCPV
413#define CONFIG_SYS_FLASH_ERASE_TOUT (CONFIG_SYS_MAX_FLASH_SECT * 5000)
414#define CONFIG_SYS_FLASH_WRITE_TOUT (CONFIG_SYS_MAX_FLASH_SECT * 128 * 1024 * 1)
5b1d7137
WD
415
416/*
417 * Allow direct writes to FLASH from tftp transfers (** dangerous **)
418 */
6d0f6bcf 419#define CONFIG_SYS_DIRECT_FLASH_TFTP
5b1d7137
WD
420
421/*
422 * Reserve memory for U-Boot.
423 */
6d0f6bcf
JCPV
424#define CONFIG_SYS_MAX_UBOOT_SECTS 4
425#define CONFIG_SYS_MONITOR_LEN (CONFIG_SYS_MAX_UBOOT_SECTS * CONFIG_SYS_FLASH_SECT_SIZE)
426#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
5b1d7137
WD
427
428/*
429 * Select environment placement. NOTE that u-boot.lds must
430 * be edited if this is changed!
431 */
5a1aceb0 432#undef CONFIG_ENV_IS_IN_FLASH
bb1f8b4f 433#define CONFIG_ENV_IS_IN_EEPROM
5b1d7137 434
bb1f8b4f 435#if defined(CONFIG_ENV_IS_IN_EEPROM)
0e8d1586
JCPV
436#define CONFIG_ENV_SIZE (2 * 1024)
437#define CONFIG_ENV_OFFSET (CONFIG_ENV_EEPROM_SIZE - (8 * 1024))
5b1d7137 438#else
0e8d1586 439#define CONFIG_ENV_SIZE 0x1000
6d0f6bcf 440#define CONFIG_ENV_SECT_SIZE CONFIG_SYS_FLASH_SECT_SIZE
7aa78614
WD
441
442/*
443 * This ultimately gets passed right into the linker script, so we have to
444 * use a number :(
445 */
0e8d1586 446#define CONFIG_ENV_OFFSET 0x060000
5b1d7137
WD
447#endif
448
449/*
450 * Reserve memory for malloc()
451 */
6d0f6bcf 452#define CONFIG_SYS_MALLOC_LEN (128 * 1024)
5b1d7137
WD
453
454/*
455 * For booting Linux, the board info and command line data
456 * have to be in the first 8 MB of memory, since this is
457 * the maximum mapped by the Linux kernel during initialization.
458 */
6d0f6bcf 459#define CONFIG_SYS_BOOTMAPSZ (8 * 1024 * 1024)
5b1d7137
WD
460
461/*
462 * Cache Configuration
463 */
6d0f6bcf 464#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
60a0876b 465#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 466#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of above value */
5b1d7137
WD
467#endif
468
469/*------------------------------------------------------------------------
7aa78614 470 * SYPCR - System Protection Control UM 11-9
5b1d7137
WD
471 * -----------------------------------------------------------------------
472 * SYPCR can only be written once after reset!
473 *
474 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
475 */
476#if defined(CONFIG_WATCHDOG)
6d0f6bcf 477#define CONFIG_SYS_SYPCR ( SYPCR_SWTC | \
53677ef1
WD
478 SYPCR_BMT | \
479 SYPCR_BME | \
480 SYPCR_SWF | \
481 SYPCR_SWE | \
5b1d7137
WD
482 SYPCR_SWRI | \
483 SYPCR_SWP \
484 )
485#else
6d0f6bcf 486#define CONFIG_SYS_SYPCR ( SYPCR_SWTC | \
53677ef1
WD
487 SYPCR_BMT | \
488 SYPCR_BME | \
489 SYPCR_SWF | \
5b1d7137
WD
490 SYPCR_SWP \
491 )
492#endif
493
494/*-----------------------------------------------------------------------
495 * SIUMCR - SIU Module Configuration UM 11-6
496 *-----------------------------------------------------------------------
497 * Set debug pin mux, enable SPKROUT and GPLB5*.
498 */
6d0f6bcf 499#define CONFIG_SYS_SIUMCR ( SIUMCR_DBGC11 | \
5b1d7137
WD
500 SIUMCR_DBPC11 | \
501 SIUMCR_MLRC11 | \
502 SIUMCR_GB5E \
503 )
504
505/*-----------------------------------------------------------------------
506 * TBSCR - Time Base Status and Control UM 11-26
507 *-----------------------------------------------------------------------
508 * Clear Reference Interrupt Status, Timebase freeze enabled
509 */
6d0f6bcf 510#define CONFIG_SYS_TBSCR ( TBSCR_REFA | \
5b1d7137
WD
511 TBSCR_REFB | \
512 TBSCR_TBF \
513 )
514
515/*-----------------------------------------------------------------------
516 * RTCSC - Real-Time Clock Status and Control Register UM 11-27
517 *-----------------------------------------------------------------------
518 */
6d0f6bcf 519#define CONFIG_SYS_RTCSC ( RTCSC_SEC | \
5b1d7137
WD
520 RTCSC_ALR | \
521 RTCSC_RTF | \
522 RTCSC_RTE \
523 )
524
525/*-----------------------------------------------------------------------
526 * PISCR - Periodic Interrupt Status and Control UM 11-31
527 *-----------------------------------------------------------------------
528 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
529 */
6d0f6bcf 530#define CONFIG_SYS_PISCR ( PISCR_PS | \
5b1d7137
WD
531 PISCR_PITF \
532 )
533
534/*-----------------------------------------------------------------------
535 * PLPRCR - PLL, Low-Power, and Reset Control Register UM 15-30
536 *-----------------------------------------------------------------------
537 * Reset PLL lock status sticky bit, timer expired status bit and timer
538 * interrupt status bit. Set MF for 1:2:1 mode.
539 */
6d0f6bcf 540#define CONFIG_SYS_PLPRCR ( ((0x1 << PLPRCR_MF_SHIFT) & PLPRCR_MF_MSK) | \
5b1d7137
WD
541 PLPRCR_SPLSS | \
542 PLPRCR_TEXPS | \
543 PLPRCR_TMIST \
544 )
545
546/*-----------------------------------------------------------------------
547 * SCCR - System Clock and reset Control Register UM 15-27
548 *-----------------------------------------------------------------------
549 * Set clock output, timebase and RTC source and divider,
550 * power management and some other internal clocks
551 */
552#define SCCR_MASK SCCR_EBDF11
553
7aa78614 554#if !defined(CONFIG_SC)
6d0f6bcf 555#define CONFIG_SYS_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \
53677ef1
WD
556 SCCR_COM00 | /* full strength CLKOUT */ \
557 SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \
558 SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \
5b1d7137
WD
559 SCCR_DFNL000 | \
560 SCCR_DFNH000 \
561 )
7aa78614 562#else
6d0f6bcf 563#define CONFIG_SYS_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \
53677ef1
WD
564 SCCR_COM00 | /* full strength CLKOUT */ \
565 SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \
566 SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \
7aa78614
WD
567 SCCR_DFNL000 | \
568 SCCR_DFNH000 | \
569 SCCR_RTDIV | \
570 SCCR_RTSEL \
571 )
572#endif
5b1d7137
WD
573
574/*-----------------------------------------------------------------------
575 * DER - Debug Enable Register UM 37-46
576 *-----------------------------------------------------------------------
577 * Mask all events that can cause entry into debug mode
578 */
6d0f6bcf 579#define CONFIG_SYS_DER 0
5b1d7137
WD
580
581/*
582 * Initialize Memory Controller:
583 *
584 * BR0 and OR0 (FLASH memory)
585 */
586#define FLASH_BASE0_PRELIM FLASH_BASE
587
588/*
589 * Flash address mask
590 */
6d0f6bcf 591#define CONFIG_SYS_PRELIM_OR_AM 0xfe000000
5b1d7137
WD
592
593/*
594 * FLASH timing:
595 * 33 Mhz bus with ACS = 11, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1
596 */
6d0f6bcf 597#define CONFIG_SYS_OR_TIMING_FLASH ( OR_CSNT_SAM | \
5b1d7137
WD
598 OR_ACS_DIV2 | \
599 OR_BI | \
600 OR_SCY_2_CLK | \
601 OR_TRLX | \
602 OR_EHTR \
603 )
604
6d0f6bcf
JCPV
605#define CONFIG_SYS_OR0_PRELIM ( CONFIG_SYS_PRELIM_OR_AM | \
606 CONFIG_SYS_OR_TIMING_FLASH \
5b1d7137
WD
607 )
608
6d0f6bcf 609#define CONFIG_SYS_BR0_PRELIM ( (FLASH_BASE0_PRELIM & BR_BA_MSK) | \
5b1d7137
WD
610 BR_MS_GPCM | \
611 BR_PS_8 | \
53677ef1 612 BR_V \
5b1d7137
WD
613 )
614
615/*
616 * SDRAM configuration
617 */
6d0f6bcf
JCPV
618#define CONFIG_SYS_OR1_AM 0xfc000000
619#define CONFIG_SYS_OR1 ( (CONFIG_SYS_OR1_AM & OR_AM_MSK) | \
5b1d7137
WD
620 OR_CSNT_SAM \
621 )
622
6d0f6bcf 623#define CONFIG_SYS_BR1 ( (SDRAM_BASE & BR_BA_MSK) | \
53677ef1
WD
624 BR_MS_UPMA | \
625 BR_PS_32 | \
626 BR_V \
5b1d7137
WD
627 )
628
629/*
630 * Refresh rate 7.8 us (= 64 ms / 8K = 31.2 uS quad bursts) for one bank
631 * of 256 MBit SDRAM
632 */
6d0f6bcf 633#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16
5b1d7137
WD
634
635/*
636 * Periodic timer for refresh @ 33 MHz system clock
637 */
6d0f6bcf 638#define CONFIG_SYS_MAMR_PTA 64
5b1d7137
WD
639
640/*
641 * MAMR settings for SDRAM
642 */
6d0f6bcf 643#define CONFIG_SYS_MAMR_8COL ( (CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | \
53677ef1 644 MAMR_PTAE | \
5b1d7137 645 MAMR_AMA_TYPE_1 | \
53677ef1 646 MAMR_DSA_1_CYCL | \
5b1d7137
WD
647 MAMR_G0CLA_A10 | \
648 MAMR_RLFA_1X | \
649 MAMR_WLFA_1X | \
650 MAMR_TLFA_4X \
651 )
652
653/*
654 * CS2* configuration for Disk On Chip:
655 * 33 MHz bus with TRLX=1, ACS=11, CSNT=1, EBDF=1, SCY=2, EHTR=1,
656 * no burst.
657 */
6d0f6bcf 658#define CONFIG_SYS_OR2_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
5b1d7137
WD
659 OR_CSNT_SAM | \
660 OR_ACS_DIV2 | \
661 OR_BI | \
662 OR_SCY_2_CLK | \
663 OR_TRLX | \
664 OR_EHTR \
665 )
666
6d0f6bcf 667#define CONFIG_SYS_BR2_PRELIM ( (DOC_BASE & BR_BA_MSK) | \
5b1d7137
WD
668 BR_PS_8 | \
669 BR_MS_GPCM | \
670 BR_V \
671 )
672
673/*
674 * CS3* configuration for FPGA:
675 * 33 MHz bus with SCY=15, no burst.
676 * The FPGA uses TA and TEA to terminate bus cycles, but we
677 * clear SETA and set the cycle length to a large number so that
678 * the cycle will still complete even if there is a configuration
679 * error that prevents TA from asserting on FPGA accesss.
680 */
6d0f6bcf 681#define CONFIG_SYS_OR3_PRELIM ( (0xfc000000 & OR_AM_MSK) | \
5b1d7137 682 OR_SCY_15_CLK | \
53677ef1 683 OR_BI \
5b1d7137
WD
684 )
685
6d0f6bcf 686#define CONFIG_SYS_BR3_PRELIM ( (FPGA_BASE & BR_BA_MSK) | \
5b1d7137
WD
687 BR_PS_32 | \
688 BR_MS_GPCM | \
53677ef1 689 BR_V \
5b1d7137
WD
690 )
691/*
692 * CS4* configuration for FPGA SelectMap configuration interface.
693 * 33 MHz bus, UPMB, no burst. Do not assert GPLB5 on falling edge
694 * of GCLK1_50
695 */
6d0f6bcf 696#define CONFIG_SYS_OR4_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
5b1d7137
WD
697 OR_G5LS | \
698 OR_BI \
699 )
700
6d0f6bcf 701#define CONFIG_SYS_BR4_PRELIM ( (SELECTMAP_BASE & BR_BA_MSK) | \
5b1d7137
WD
702 BR_PS_8 | \
703 BR_MS_UPMB | \
53677ef1 704 BR_V \
5b1d7137
WD
705 )
706
707/*
708 * CS5* configuration for Mil-Std 1553 databus interface.
709 * 33 MHz bus, GPCM, no burst.
710 * The 1553 interface uses TA and TEA to terminate bus cycles,
711 * but we clear SETA and set the cycle length to a large number so that
712 * the cycle will still complete even if there is a configuration
713 * error that prevents TA from asserting on FPGA accesss.
714 */
6d0f6bcf 715#define CONFIG_SYS_OR5_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
5b1d7137
WD
716 OR_SCY_15_CLK | \
717 OR_EHTR | \
718 OR_TRLX | \
719 OR_CSNT_SAM | \
720 OR_BI \
721 )
722
6d0f6bcf 723#define CONFIG_SYS_BR5_PRELIM ( (M1553_BASE & BR_BA_MSK) | \
5b1d7137
WD
724 BR_PS_16 | \
725 BR_MS_GPCM | \
53677ef1 726 BR_V \
5b1d7137
WD
727 )
728
5b1d7137
WD
729/*
730 * FEC interrupt assignment
731 */
732#define FEC_INTERRUPT SIU_LEVEL1
733
734/*
735 * Sanity checks
736 */
737#if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET)
738#error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured
739#endif
740
741#endif /* __CONFIG_GEN860T_H */